Side (Caria)

Pliny the Elder mentioned Sibde in Caria as appended by Alexander the Great to the jurisdiction of  The League of the Six Cities (Dorian Hexapolis)

See:

1. Richard Talbert, ed. Barrington Atlas of the Greek and Roman World. Princeton University Press 2000, p. 61
2. The Natural History. Pliny the Elder. John Bostock, M.D., F.R.S. H.T. Riley, Esq., B.A. London. Taylor and Francis, Red Lion Court, Fleet Street. 1855, Book  V.chap  29
3. https://www.cambridge.org/core/services/aop-cambridge-core/content/view/60E86FCD9E0ED8D08A6B97B3CD9E800E/S0066154623000042a.pdf/who_were_the_lelegians_interrogating_affiliations_boundaries_and_difference_in_ancient_caria.pdf     
4. The Halicarnassus Peninsula   G. E. Bean, J. M. Cook and W. H. P.  vol. 50 (1955)   p. 125